This field report was assigned the following topical and geographical subject headings by the RFE/RL: Czechoslovakia; Prisons and camps (2500) -- Bohemia Inmates; Prisons and camps (2500) -- Jachymov; Prisons and camps (2500) -- Security Measures; Prisons and camps (2500) -- Location; Prisons and camps (2500) -- Treatment Of Prisoners